1 /* Header of ADC MFD core driver for sunxi platforms 2 * 3 * Copyright (c) 2016 Quentin Schulz <[email protected]> 4 * 5 * This program is free software; you can redistribute it and/or modify it under 6 * the terms of the GNU General Public License version 2 as published by the 7 * Free Software Foundation. 8 */ 9 10 #ifndef __SUN4I_GPADC__H__ 11 #define __SUN4I_GPADC__H__ 12 13 #define SUN4I_GPADC_CTRL0 0x00 14 15 #define SUN4I_GPADC_CTRL0_ADC_FIRST_DLY(x) ((GENMASK(7, 0) & (x)) << 24) 16 #define SUN4I_GPADC_CTRL0_ADC_FIRST_DLY_MODE BIT(23) 17 #define SUN4I_GPADC_CTRL0_ADC_CLK_SELECT BIT(22) 18 #define SUN4I_GPADC_CTRL0_ADC_CLK_DIVIDER(x) ((GENMASK(1, 0) & (x)) << 20) 19 #define SUN4I_GPADC_CTRL0_FS_DIV(x) ((GENMASK(3, 0) & (x)) << 16) 20 #define SUN4I_GPADC_CTRL0_T_ACQ(x) (GENMASK(15, 0) & (x)) 21 22 #define SUN4I_GPADC_CTRL1 0x04 23 24 #define SUN4I_GPADC_CTRL1_STYLUS_UP_DEBOUNCE(x) ((GENMASK(7, 0) & (x)) << 12) 25 #define SUN4I_GPADC_CTRL1_STYLUS_UP_DEBOUNCE_EN BIT(9) 26 #define SUN4I_GPADC_CTRL1_TOUCH_PAN_CALI_EN BIT(6) 27 #define SUN4I_GPADC_CTRL1_TP_DUAL_EN BIT(5) 28 #define SUN4I_GPADC_CTRL1_TP_MODE_EN BIT(4) 29 #define SUN4I_GPADC_CTRL1_TP_ADC_SELECT BIT(3) 30 #define SUN4I_GPADC_CTRL1_ADC_CHAN_SELECT(x) (GENMASK(2, 0) & (x)) 31 32 /* TP_CTRL1 bits for sun6i SOCs */ 33 #define SUN6I_GPADC_CTRL1_TOUCH_PAN_CALI_EN BIT(7) 34 #define SUN6I_GPADC_CTRL1_TP_DUAL_EN BIT(6) 35 #define SUN6I_GPADC_CTRL1_TP_MODE_EN BIT(5) 36 #define SUN6I_GPADC_CTRL1_TP_ADC_SELECT BIT(4) 37 #define SUN6I_GPADC_CTRL1_ADC_CHAN_SELECT(x) (GENMASK(3, 0) & BIT(x)) 38 39 #define SUN4I_GPADC_CTRL2 0x08 40 41 #define SUN4I_GPADC_CTRL2_TP_SENSITIVE_ADJUST(x) ((GENMASK(3, 0) & (x)) << 28) 42 #define SUN4I_GPADC_CTRL2_TP_MODE_SELECT(x) ((GENMASK(1, 0) & (x)) << 26) 43 #define SUN4I_GPADC_CTRL2_PRE_MEA_EN BIT(24) 44 #define SUN4I_GPADC_CTRL2_PRE_MEA_THRE_CNT(x) (GENMASK(23, 0) & (x)) 45 46 #define SUN4I_GPADC_CTRL3 0x0c 47 48 #define SUN4I_GPADC_CTRL3_FILTER_EN BIT(2) 49 #define SUN4I_GPADC_CTRL3_FILTER_TYPE(x) (GENMASK(1, 0) & (x)) 50 51 #define SUN4I_GPADC_TPR 0x18 52 53 #define SUN4I_GPADC_TPR_TEMP_ENABLE BIT(16) 54 #define SUN4I_GPADC_TPR_TEMP_PERIOD(x) (GENMASK(15, 0) & (x)) 55 56 #define SUN4I_GPADC_INT_FIFOC 0x10 57 58 #define SUN4I_GPADC_INT_FIFOC_TEMP_IRQ_EN BIT(18) 59 #define SUN4I_GPADC_INT_FIFOC_TP_OVERRUN_IRQ_EN BIT(17) 60 #define SUN4I_GPADC_INT_FIFOC_TP_DATA_IRQ_EN BIT(16) 61 #define SUN4I_GPADC_INT_FIFOC_TP_DATA_XY_CHANGE BIT(13) 62 #define SUN4I_GPADC_INT_FIFOC_TP_FIFO_TRIG_LEVEL(x) ((GENMASK(4, 0) & (x)) << 8) 63 #define SUN4I_GPADC_INT_FIFOC_TP_DATA_DRQ_EN BIT(7) 64 #define SUN4I_GPADC_INT_FIFOC_TP_FIFO_FLUSH BIT(4) 65 #define SUN4I_GPADC_INT_FIFOC_TP_UP_IRQ_EN BIT(1) 66 #define SUN4I_GPADC_INT_FIFOC_TP_DOWN_IRQ_EN BIT(0) 67 68 #define SUN4I_GPADC_INT_FIFOS 0x14 69 70 #define SUN4I_GPADC_INT_FIFOS_TEMP_DATA_PENDING BIT(18) 71 #define SUN4I_GPADC_INT_FIFOS_FIFO_OVERRUN_PENDING BIT(17) 72 #define SUN4I_GPADC_INT_FIFOS_FIFO_DATA_PENDING BIT(16) 73 #define SUN4I_GPADC_INT_FIFOS_TP_IDLE_FLG BIT(2) 74 #define SUN4I_GPADC_INT_FIFOS_TP_UP_PENDING BIT(1) 75 #define SUN4I_GPADC_INT_FIFOS_TP_DOWN_PENDING BIT(0) 76 77 #define SUN4I_GPADC_CDAT 0x1c 78 #define SUN4I_GPADC_TEMP_DATA 0x20 79 #define SUN4I_GPADC_DATA 0x24 80 81 #define SUN4I_GPADC_IRQ_FIFO_DATA 0 82 #define SUN4I_GPADC_IRQ_TEMP_DATA 1 83 84 /* 10s delay before suspending the IP */ 85 #define SUN4I_GPADC_AUTOSUSPEND_DELAY 10000 86 87 struct sun4i_gpadc_dev { 88 struct device *dev; 89 struct regmap *regmap; 90 struct regmap_irq_chip_data *regmap_irqc; 91 void __iomem *base; 92 }; 93 94 #endif 95